public void undo()
{
foreach (MyGraphic mg in _myGraphicsMove)
{
MyGraphicMoveCommand mgmc = new MyGraphicMoveCommand(mg, -offset_x, -offset_y, _inkCollector);
mgmc.execute();
}
}
public void execute()
{
//移动需要移动的graphic
foreach (MyGraphic mg in _myGraphicsMove)
{
MyGraphicMoveCommand mgmc = new MyGraphicMoveCommand(mg, offset_x, offset_y, _inkCollector);
mgmc.execute();
}
//找出要移动的graphic中不是箭头的graphic
List <MyGraphic> MyGraphicsNoArrow = new List <MyGraphic>();
StrokeCollection strokesMove = new StrokeCollection();
foreach (MyGraphic mg in _myGraphicsMove)
{
if (mg.ShapeType != "arrow" && mg.ShapeType != "loopArc" && mg.ShapeType != "polylineArrow" && mg.ShapeType != "loopArcSelf")
{
strokesMove.Add(mg.Strokes);
MyGraphicsNoArrow.Add(mg);
}
}
Rect boundMove = strokesMove.GetBounds(); //获取需要移动的graphic的矩形边框
//检查其他不需要移动的graphic与移动的graphic之间的距离是否小到了最小阈值
Rect boundOther; //不需要移动的graphic的矩形边框
foreach (MyGraphic mg in MyGraphics)
{
if (_myGraphicsMove.IndexOf(mg) == -1)
{
boundOther = mg.Strokes.GetBounds();
if (MathTool.getInstance().distanceR2R(boundOther, boundMove) <= GlobalValues.MyGraphic_SpacingDistance)
{
//MessageBox.Show("嘿，太近了");
List <MyGraphic> MyGraphicsOther = new List <MyGraphic>();
MyGraphicsOther.Add(mg);
MyGraphicsMoveCommand mgmc = new MyGraphicsMoveCommand(MyGraphicsOther, offset_x, offset_y, _inkCollector);
mgmc.execute();
}
}
}
}